import java.util.Scanner ;

public class weightCalc
{
   public static void main(String[] args)
   {
      Scanner inPut = new Scanner(System.in);

      double Mercury=0.055 , Venus=0.82 , Earth=1.0 , Mars=0.11 , Jupiter=318 , Saturn=95.2 , mass;
      String planet ;

      System.out.print("Enter the planet name> ");
         planet = inPut.nextLine();
            planet = planet.toLowerCase();
               planet = planet.substring(0, 1).toUpperCase() + planet.substring(1);

      if (planet != Mercury | Venus | Earth | Mars | Jupiter | Saturn)
      {
         System.out.println("name entered was invalid");
         System.exit(0) ;
         }


      }
     }